#! /bin/sh
# Copyright (C) 2012 Free Software Foundation, Inc.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2, or (at your option)
# any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

# Check parallel-tests interactions with "make -n".

parallel_tests=yes
. ./defs || Exit 1

set -e

echo AC_OUTPUT >> configure.in

cat > Makefile.am <<'END'
TESTS = foo.test bar.test
$(TESTS):
END

$ACLOCAL
$AUTOCONF
$AUTOMAKE -a

./configure

# Avoid confusion with test logs.
rm -f config.log

log_files='test-suite.log foo.log bar.log'
html_files='test-suite.html foo.html bar.html'
the_files="$log_files $html_files"

all_exist ()
{
  st=0
  for i in $*; do
    test -f $i || { echo File $i not found; st=1; }
  done
  test $st -eq 0
}

none_exist ()
{
  st=0
  for i in $*; do
    { test -r $i || test -f $i; } && { echo File $i found; st=1; }
  done
  test $st -eq 0
}

for targ in check recheck check-html recheck-html $the_files; do
  $MAKE -n "$targ"
  none_exist $the_files
done

touch $the_files

$MAKE -n mostlyclean
all_exist $the_files
$MAKE -n clean
all_exist $the_files

cat > foo.test <<'END'
#! /bin/sh
exit 0
END

cat > bar.test <<'END'
#! /bin/sh
exit 1
END

chmod a+x foo.test bar.test

$MAKE check && Exit 1

for targ in recheck recheck-html clean mostlyclean distclean; do
  $MAKE -n "$targ"
  all_exist $the_files
done

: